Jessamyn Duke thought at the time she might be getting the short end of the stick, but she wasn't quite sure.

Immediately after eating a second knee from Miriam Nakamoto (2-0) at Friday's Invicta FC 5 event, Duke (2-1) thought there was a good chance she was grounded, making the knee illegal.

But with veteran referee John McCarthy running the action, she also second-guessed herself in the heat of the moment. It wasn't until later, in the back after the knockout loss, that she and her team were sure they had a pretty good reason to be upset at how things went down...